53155951296 has 112 divisors (see below), whose sum is σ = 160896263424. Its totient is φ = 15172033536.

The previous prime is 53155951253. The next prime is 53155951349. The reversal of 53155951296 is 69215955135.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (112).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1341951 + ... + 1380993.

Almost surely, 2^53155951296 is an apocalyptic number.

53155951296 is a gapful number since it is divisible by the number (56) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 53155951296, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (80448131712).

53155951296 is an abundant number, since it is smaller than the sum of its proper divisors (107740312128).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

53155951296 is a wasteful number, since it uses less digits than its factorization.

53155951296 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40078 (or 40068 counting only the distinct ones).

The product of its digits is 1822500, while the sum is 51.

The spelling of 53155951296 in words is "fifty-three billion, one hundred fifty-five million, nine hundred fifty-one thousand, two hundred ninety-six".